Number of (n+1) X (7+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 5 (constant-stress 1 X 1 tilings).
A234689
Number of (n+1) X (7+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 5 (constant-stress 1 X 1 tilings).
Terms
- a(0) =3196416a(1) =5385236a(2) =9134920a(3) =19258400a(4) =40731576a(5) =104366624a(6) =265716040a(7) =789826592a(8) =2311358136a(9) =7703580416a(10) =25101251080
External references
- oeis: A234689